Analysis
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max time kernel
5s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-10-2024 12:36
Behavioral task
behavioral1
Sample
b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe
Resource
win10v2004-20241007-en
General
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Target
b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe
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Size
2.0MB
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MD5
8c05d550eeab6126687f902c98887910
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SHA1
f295db204520e221a276c891a4274fcb436ea5b4
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SHA256
b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02
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SHA512
473cebcbf954ded04e01900f24ae9f587e342d8fa5c7877e9e0759eb49d908777ac296ed12bce1d0504fff33a30195dc193caac05d952c1bf72eeea4385d8d6a
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYK:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg
Malware Config
Extracted
azorult
http://0x21.in:8000/_az/
Extracted
quasar
1.3.0.0
EbayProfiles
5.8.88.191:443
sockartek.icu:443
QSR_MUTEX_0kBRNrRz5TDLEQouI0
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encryption_key
MWhG6wsClMX8aJM2CVXT
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install_name
winsock.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
win defender run
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subdirectory
SubDir
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Quasar family
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Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023cc0-12.dat family_quasar behavioral2/memory/852-30-0x00000000004D0000-0x000000000052E000-memory.dmp family_quasar behavioral2/files/0x0007000000023cc1-53.dat family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe -
Executes dropped EXE 3 IoCs
pid Process 4240 vnc.exe 852 windef.exe 1192 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\a: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\k: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\z: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\h: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\n: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\q: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\r: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\s: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\v: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\w: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\e: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\l: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\m: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\t: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\u: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\y: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\b: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\g: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\i: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\j: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\o: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\p: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe File opened (read-only) \??\x: b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023cc1-53.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4760 set thread context of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2320 4240 WerFault.exe 84 1376 1192 WerFault.exe 98 -
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4284 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4284 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1392 schtasks.exe 1676 schtasks.exe 856 schtasks.exe 2796 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 852 windef.exe Token: SeDebugPrivilege 1192 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1192 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4760 wrote to memory of 4240 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 84 PID 4760 wrote to memory of 4240 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 84 PID 4760 wrote to memory of 4240 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 84 PID 4760 wrote to memory of 852 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 86 PID 4760 wrote to memory of 852 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 86 PID 4760 wrote to memory of 852 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 86 PID 4240 wrote to memory of 380 4240 vnc.exe 87 PID 4240 wrote to memory of 380 4240 vnc.exe 87 PID 4240 wrote to memory of 380 4240 vnc.exe 87 PID 4760 wrote to memory of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 PID 4760 wrote to memory of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 PID 4760 wrote to memory of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 PID 4760 wrote to memory of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 PID 4760 wrote to memory of 4896 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 90 PID 4760 wrote to memory of 1392 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 92 PID 4760 wrote to memory of 1392 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 92 PID 4760 wrote to memory of 1392 4760 b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe 92 PID 852 wrote to memory of 1676 852 windef.exe 96 PID 852 wrote to memory of 1676 852 windef.exe 96 PID 852 wrote to memory of 1676 852 windef.exe 96 PID 852 wrote to memory of 1192 852 windef.exe 98 PID 852 wrote to memory of 1192 852 windef.exe 98 PID 852 wrote to memory of 1192 852 windef.exe 98 PID 1192 wrote to memory of 856 1192 winsock.exe 99 PID 1192 wrote to memory of 856 1192 winsock.exe 99 PID 1192 wrote to memory of 856 1192 winsock.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe"C:\Users\Admin\AppData\Local\Temp\b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4240 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4240 -s 5483⤵
- Program crash
PID:2320
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:852 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1676
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:856
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NsTNGNzidYb7.bat" "4⤵PID:2884
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:3868
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4284
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:2464
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C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f6⤵
- Scheduled Task/Job: Scheduled Task
PID:2796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 19924⤵
- Program crash
PID:1376
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C:\Users\Admin\AppData\Local\Temp\b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe"C:\Users\Admin\AppData\Local\Temp\b1ffe0c923eb0aae30e8c3f7b21d9a80f41555d74008ce3632c7a07c541baa02N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4896
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4240 -ip 42401⤵PID:3812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1192 -ip 11921⤵PID:4704
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:1072
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1140
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4564
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:1388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1140 -ip 11401⤵PID:396
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:1780
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:940
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:3608
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:4148
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:3148
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:3456
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:4528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208B
MD5149fdfe3f5d2c8522ad8675e3038d491
SHA112866a7b66ed04e603242f0460d7f94f93ea3556
SHA256d12884fd78fb5014d49f116c48c52a36d5d8df0d890faa2c7dc2ca0d1cf0aa10
SHA51285a0a580317851045afa3ed012200cd339cc8f0a0599e03dad27b11e4ee439d85248f82cb5bf5fc17d358661a8ef9c1f4392da1f6b85a3c77594ec8625d24ac0
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
224B
MD59ad5caf795946236a86d9eaabbc666e7
SHA1bea57464c4ec9307f6fb4dbd29287a446ebaf9fd
SHA256e02272463ab29de6be21527014e9aaa32644e89828d28bafc2b94aa8811e3566
SHA5126aee68a7fcf553621d681af70b8fc835633bc2f784b547fae3f55847210fc57446b3b0f67d0551924afb3658727aa1a185d84e311303bcc42b1fb7cab31711a6
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Filesize
2.0MB
MD550b45e77b5263ef97473c1f0f30f0b55
SHA1e3a5cc81fb3cb1d9db3731ac3c289615119e6346
SHA2561ac3f400f949dd64bc66fea78e8d156d3a4210eeffee9d314b92d137f30c0a40
SHA5127d17f8b8debbbbd0cf3a053c06b1a62b854d18ab6bb531d7d9ac798756cf8f2b697f8b89c4ede9720d6791b5f2d0acb35c0da6e6b88bb977626a0fc0a089ca7f